Finding the Fourth Proportional to 476,242,534.22, 657,233,120.97 and 264,565,393.07
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Solution
The fourth proportional to 476,242,534.22, 657,233,120.97 and 264,565,393.07 is: 365,110,477.31
Step by Step Solution
- Step 1: Write the proportion equation
476,242,534.22 : 657,233,120.97 = 264,565,393.07 : x - Step 2: Convert to fraction form
476,242,534.22/657,233,120.97 = 264,565,393.07/x - Step 3: Cross multiply
476,242,534.22x = 657,233,120.97 × 264,565,393.07 - Step 4: Simplify right side
476,242,534.22x = 173,881,138,984,764,736 - Step 5: Solve for x
x = 173,881,138,984,764,736/476,242,534.22 - Step 6: Final answer
x = 365,110,477.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.